From Bulbapedia, the community-driven Pokémon encyclopedia.
Hiderō is a member of Team Great Rocket and the Fort Leader of GR Fire Fort from Template:Card GB 2.
His deck, the Gaze Upon the Power of Fire! Deck (Japanese: みよ！ほのおのパワーデッキ), focuses on Pokémon. In all duels against him, Pokémon's Weakness to is omitted.
When defeated, he gives out one of both Team Rocket's Ambition and We Are Team Rocket booster packs and the GR Fire Coin, also known as Magmar Coin, which grants the player to enter GR Fighting Fort if the player also has the GR Water Coin.